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118 lines
2.7 KiB
118 lines
2.7 KiB
/*
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* Not.h
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*
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* Created on: 19.10.2012
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* Author: Thomas Heinemann
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*/
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#ifndef NOT_H_
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#define NOT_H_
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#include "PCTLStateFormula.h"
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namespace mrmc {
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namespace formula {
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/*!
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* @brief
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* Class for a PCTL formula tree with NOT node as root.
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*
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* Has one PCTL state formula as sub formula/tree.
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*
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* The subtree is seen as part of the object and deleted with the object
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* (this behavior can be prevented by setting them to NULL before deletion)
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*
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* @see PCTLStateFormula
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* @see PCTLFormula
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*/
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template <class T>
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class Not : public PCTLStateFormula<T> {
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private:
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PCTLStateFormula<T>* child;
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public:
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/*!
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* Empty constructor
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*/
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Not() {
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this->child = NULL;
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}
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/*!
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* Constructor
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* @param child The child node
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*/
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Not(PCTLStateFormula<T>* child) {
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this->child = child;
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}
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/*!
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* Destructor
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*
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* Also deletes the subtree
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* (this behavior can be prevented by setting them to NULL before deletion)
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*/
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virtual ~Not() {
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if (child != NULL) {
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delete child;
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}
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}
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/*!
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* @returns The child node
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*/
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PCTLStateFormula<T>* getChild() {
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return child;
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}
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/*!
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* Sets the subtree
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* @param child the new child node
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*/
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void setChild(PCTLStateFormula<T>* child) {
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this->child = child;
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}
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/*!
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* @returns a string representation of the formula
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*/
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virtual std::string toString() {
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std::string result = "!";
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result += child->toString();
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return result;
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}
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/*!
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* Clones the called object.
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*
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* Performs a "deep copy", i.e. the subtrees of the new object are clones of the original ones
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*
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* @returns a new AND-object that is identical the called object.
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*/
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virtual PCTLStateFormula<T>* clone() {
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Not<T>* result = new Not<T>();
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if (child != NULL) {
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result->setChild(child);
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}
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return result;
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}
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/*!
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* Calls the model checker to check this formula.
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* Needed to infer the correct type of formula class.
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*
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* @note This function should only be called in a generic check function of a model checker class. For other uses,
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* the methods of the model checker should be used.
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*
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* @returns A bit vector indicating all states that satisfy the formula represented by the called object.
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*/
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virtual mrmc::storage::BitVector *check(mrmc::modelChecker::DtmcPrctlModelChecker<T>* modelChecker) {
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return modelChecker->checkNot(this);
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}
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};
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} //namespace formula
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} //namespace MRMC
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#endif /* NOT_H_ */
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